The nrComm Lib is set of Delphi VCL components, classes and routines for serial communication tasks. Library helps to get access to various devices: serial port, data and voice modems, barcode scanners, Human Interface Devices (HID), Bluetooth, USB, LPT, GSM, GPS and others. It provides solution for quick implementation almost any packet data protocol. It can work with sound and speech. Library allows send SMS messages over connected mobile phone (GSM terminal) and much more.